I was upgrade to new latest version and i get this warnings in oxwall error log

[Sun Sep 22 19:38:35 2019] [ow_core_log] [Warning] Message: in_array() expects parameter 2 to be array, null given File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 19:39:08 2019] [ow_core_log] [Notice] Message: Undefined property: BLOCKCOUNTRY_CLASS_EventHandler::$countries File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 19:39:08 2019] [ow_core_log] [Warning] Message: in_array() expects parameter 2 to be array, null given File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 19:44:19 2019] [ow_core_log] [Notice] Message: Undefined property: BLOCKCOUNTRY_CLASS_EventHandler::$countries File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 19:44:19 2019] [ow_core_log] [Warning] Message: in_array() expects parameter 2 to be array, null given File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 19:44:21 2019] [ow_core_log] [Notice] Message: Undefined property: BLOCKCOUNTRY_CLASS_EventHandler::$countries File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 19:44:21 2019] [ow_core_log] [Warning] Message: in_array() expects parameter 2 to be array, null given File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 20:05:55 2019] [ow_core_log] [Notice] Message: Undefined property: BLOCKCOUNTRY_CLASS_EventHandler::$countries File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42[Sun Sep 22 20:05:55 2019] [ow_core_log] [Warning] Message: in_array() expects parameter 2 to be array, null given File: /var/www/html/ow_plugins/blockcountry.2/classes/event_handler.php Line:42

Thanks

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